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Black desktop tower with tempered glass side panel and RGB fans

Adamant Custom

Adamant Custom Ryzen 7 9800X3D 64GB 1TB NVMe 10TB RTX A400 business desktop

SKU CH-QDB5-0HK4R

Liquid-cooled workstation with 8-core Ryzen 7 9800X3D, 64GB DDR5, 1TB NVMe, 10TB HDD and RTX A400 graphics

  • Release Year2026
  • TypeBusiness Desktops & Workstations
  • Form FactorDesktop
  • UsageWorkstation
  • ColorBlack
  • Ethernet2.5G Ethernet
  • 8-core Ryzen 7 9800X3D reaches 5.20 GHz for demanding workloads
  • 64 GB DDR5 memory handles large datasets and multitasking
  • 1 TB NVMe SSD plus 10 TB HDD gives fast boot and massive storage
  • RTX A400 with four Mini DisplayPort outputs drives multi-monitor setups
  • 240 mm liquid cooler keeps the CPU quiet under sustained load

Workstation with Ryzen 7 9800X3D

This new business desktop is built around an 8-core AMD Ryzen 7 9800X3D processor running at 4.7 GHz with up to 5.20 GHz boost and 96 MB L3 cache. It ships with 64 GB of DDR5 memory, a 1 TB NVMe SSD, a 10 TB hard drive, and an Nvidia RTX A400 graphics card with 4 GB memory and four Mini DisplayPort outputs. A 240 mm liquid cooler and 850 W power supply complete the configuration. Windows 11 Pro 64-bit is pre-installed.

Suits multi-monitor workstations not gaming rigs

The system targets professionals who need large memory capacity, fast storage, and support for four simultaneous displays via the RTX A400. It also provides 2.5 Gb Ethernet, Wi-Fi 7, and a rear USB4 40 Gbps interface for high-speed peripherals. Buyers who want more storage bays than the two 3.5-inch and two 2.5-inch internal slots provide, or who require a GPU with greater video memory for heavy 3D rendering, should look at other configurations.

Four Mini DisplayPort outputs drive four displays

The RTX A400 includes four Mini DisplayPort connectors, allowing a single card to drive four monitors without additional adapters or a second graphics card. This is the specification that determines whether the workstation matches a multi-display workflow. If the project needs more than four screens or a different display interface, another graphics option will be required.

Highlights

  • 8-core Ryzen 7 9800X3D reaches 5.20 GHz for demanding workloads
  • 64 GB DDR5 memory handles large datasets and multitasking
  • 1 TB NVMe SSD plus 10 TB HDD gives fast boot and massive storage
  • RTX A400 with four Mini DisplayPort outputs drives multi-monitor setups
  • 240 mm liquid cooler keeps the CPU quiet under sustained load

Specifications

Release Year2026
TypeBusiness Desktops & Workstations
Form FactorDesktop
UsageWorkstation
ColorBlack
Ethernet2.5G Ethernet
MonitorMonitor not included
Cooling SystemLiquid Cooling
Operating SystemWindows 11 Pro 64-bit
AI FeaturesAI Ready
CPU TypeAMD Ryzen 7 9000 Series
CPU NameAMD Ryzen 7 9800X3D
CPU Socket TypeAM5
GPU/VGA TypeNvidia RTX A400
Graphics InterfacePCI Express x16
Virtual Reality ReadyYes
Memory Capacity64GB DDR5
Maximum Memory Supported192 GB
SSD1TB NVMe
HDD10TB
Optical Drive TypeNo
Screen SizeNo Screen
Audio Channels7.1 channels
LAN ChipsetIntegrated
LAN Speed2.5Gbps
WLAN802.11be Wireless LAN
WiFi GenerationWi-Fi 7
BluetoothBluetooth 5.4
RJ451 port

Questions about this item

How is the 240 mm liquid cooler installed and what step is often missed?

The 240 mm AIO mounts to the case with its radiator and fans; the step often missed is connecting the pump header to the motherboard so the cooler reports speed and runs at the correct curve.

Which component will need replacement first and when?

The 850 W PSU uses an 80 PLUS Bronze design; its electrolytic capacitors typically reach end of rated life after several years of continuous operation and should be replaced then.

What thermal limit appears first during a sustained all-core workload?

The Ryzen 7 9800X3D hits its 96 MB L3 cache thermal density limit before the 240 mm radiator can dissipate the full 8-core load, causing clock throttling.

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